Endress+Hauser Profi Bus Levelflex M FMP40 - Page 98

Trouble-shooting Levelflex M FMP40 with PROFIBUS PA
98 Endress + Hauser
Device displays a
level when the
tank is empty.
L00-FMP4xxxx-19-00-00-en-027
Incorrect probe length 1. Carry out automatic probe length
detection when the tank is
empty.
2. Carry out mapping over entire
probe when the tank is empty
(probe free!).
Measured value
incorrect (slope
error in the entire
measuring range)
L00-FMP4xxxx-19-00-00-en-030
Tank properties
incorrect.
LN < 4 m and "Aluminium tank" tank
properties selected
→
Calibration not possible.
→
Selection
→
Select standard
→
Thresholds too high
Medium properties
incorrect.
Select lower medium properties.
100%
0% t →
actual
expected
100%
0% t →
2.) actual
1.) actual
expected